Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332746 | Diphosphonodicarboxylic acid esters | Horst-Dieter Thamm, Volker Knittel, Werner Sommer | 1982-06-01 |
GW
Gerhard Weckler
Overall (1982): #62,714 of 81,411Top 80%
1
Patents 1982